Paper clip



FIG. 1 is a right, top, front perspective view of a paper clip showing my new design;

FIG. 2 is a top plan view thereof, the bottom plan view being a mirror image thereof;

FIG. 3 is a right side elevational view thereof, the left side view being a mirror image thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a paper clip, as shown and described. 